Verlag Verlag Dr. KösterHumberto Cedeno × Venezuela - A History of the Oil Industry 1830-2009How the Oil Industry became the most transforming factor in the Contemporary History until Chavez' TermHumberto CedenoVerlag Dr. KösterTaschenbuch2011 Venezuelan extra heavy oilThe largest oil reserve worldwide waiting for a take-off to satisfy the growing energy demand of the 21th centuryHumberto CedenoVerlag Dr. KösterTaschenbuch2009 The development of the Iraqui oil production after the nationalization: 1972-2003 Humberto CedenoVerlag Dr. KösterSoftcover200829,80 €